/*
 * Copyright (c) 2010, okazoh_tk. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  - Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  - Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  - Neither the name of the copyright holder nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef ALKES_IMAGE_SHAPE_3D_IMPL_H_INCLUDED_
#define ALKES_IMAGE_SHAPE_3D_IMPL_H_INCLUDED_

#include "alkes/gfx/ImageShape.h"
#include "alkes/gfx/IGraphics3D.h"

namespace alkes {

/// \addtogroup graphics
//@{

class AL_EXPORT ImageShape3DImpl
    : public ImageShape
{
    AL_DECLARE_CLASS(ImageShape3DImpl, ImageShape);

public:

    static ImageShape3DImpl* create(IGraphics3D* graphics, uint32_t num);

    bool renderTo(IRenderTarget3D* target, uint32_t start, uint32_t count);

protected:

    ImageShape3DImpl(IGraphics3D* graphics, uint32_t num);
    virtual ~ImageShape3DImpl();
    virtual void destroy();

    void rect2VectorArray(const Rect& rect, Vector2D vec[4]);

private:

    IVertexBuffer* getVertexBuffer();

    bool construct(IRenderTarget3D* target, IVertexBuffer* vbuffer);
    void setVertex(IVertexBuffer* vbuffer, uint32_t index, const ImageRect& rect);

private:
    intrusive_ptr<IGraphics3D> graphics_;
    intrusive_ptr<IVertexBuffer> vbuffer_;
};

//@}

}

#endif
